Move ImGui Settings window(s) to a separate class.

Signed-off-by: Andrea Odetti <mariofutire@gmail.com>

source/frontends/sdl/CMakeLists.txt

@@ -49,10 +49,12 @@ target_sources(sa2 PRIVATE
   imgui/sdlimguiframe.cpp
   imgui/image.cpp
   imgui/settingshelper.cpp
+  imgui/sdlsettings.cpp
 
   imgui/sdlimguiframe.h
   imgui/image.h
   imgui/settingshelper.h
+  imgui/sdlsettings.h
   imgui/imconfig.h
   imgui/gles.h
 

source/frontends/sdl/imgui/sdlimguiframe.cpp

@@ -5,35 +5,12 @@
 #include "frontends/common2/fileregistry.h"
 #include "frontends/common2/programoptions.h"
 #include "frontends/sdl/imgui/image.h"
-#include "frontends/sdl/imgui/settingshelper.h"
 
 #include "Interface.h"
 #include "Core.h"
-#include "CPU.h"
-#include "CardManager.h"
-#include "Speaker.h"
-#include "Mockingboard.h"
-#include "Registry.h"
 
 #include <iostream>
 
-namespace
-{
-
-  void HelpMarker(const char* desc)
-  {
-    ImGui::TextDisabled("(?)");
-    if (ImGui::IsItemHovered())
-    {
-      ImGui::BeginTooltip();
-      ImGui::PushTextWrapPos(ImGui::GetFontSize() * 35.0f);
-      ImGui::TextUnformatted(desc);
-      ImGui::PopTextWrapPos();
-      ImGui::EndTooltip();
-    }
-  }
-
-}
 
 namespace sa2
 {
@@ -84,14 +61,14 @@ namespace sa2
     ImGui::CreateContext();
     ImGuiIO& io = ImGui::GetIO();
 
-    mySettings.iniFileLocation = common2::GetConfigFile("imgui.ini");
-    if (mySettings.iniFileLocation.empty())
+    myIniFileLocation = common2::GetConfigFile("imgui.ini");
+    if (myIniFileLocation.empty())
     {
       io.IniFilename = nullptr;
     }
     else
     {
-      io.IniFilename = mySettings.iniFileLocation.c_str();
+      io.IniFilename = myIniFileLocation.c_str();
     }
 
     //io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;     // Enable Keyboard Controls
@@ -147,23 +124,7 @@ namespace sa2
     const ImVec2 uv0(0, 1);
     const ImVec2 uv1(1, 0);
 
-    float menuBarHeight;
-
-    if (ImGui::BeginMainMenuBar())
-    {
-      menuBarHeight = ImGui::GetWindowHeight();
-      if (ImGui::BeginMenu("System"))
-      {
-        ImGui::MenuItem("Settings", nullptr, &mySettings.showSettings);
-        ImGui::MenuItem("Demo", nullptr, &mySettings.showDemo);
-        ImGui::EndMenu();
-      }
-      ImGui::EndMainMenuBar();
-    }
-    else
-    {
-      menuBarHeight = 0.0;
-    }
+    const float menuBarHeight = mySettings.drawMenuBar();
 
     if (mySettings.windowed)
     {
@@ -182,113 +143,13 @@ namespace sa2
     }
   }
 
-  void SDLImGuiFrame::ShowSettings()
-  {
-    if (mySettings.showSettings)
-    {
-      if (ImGui::Begin("Settings", &mySettings.showSettings))
-      {
-        ImGuiIO& io = ImGui::GetIO();
-
-        if (ImGui::BeginTabBar("Settings"))
-        {
-          if (ImGui::BeginTabItem("General"))
-          {
-            ImGui::Checkbox("Apple Video windowed", &mySettings.windowed);
-            ImGui::SameLine(); HelpMarker("Show Apple Video in a separate window.");
-
-            ImGui::Checkbox("Show Demo", &mySettings.showDemo);
-            ImGui::SameLine(); HelpMarker("Show Dear ImGui DemoWindow.");
-
-            ImGui::Text("FPS: %d", int(io.Framerate));
-            ImGui::EndTabItem();
-          }
-          if (ImGui::BeginTabItem("Hardware"))
-          {
-            if (ImGui::BeginTable("Cards", 2, ImGuiTableFlags_RowBg))
-            {
-              CardManager & manager = GetCardMgr();
-              ImGui::TableSetupColumn("Slot");
-              ImGui::TableSetupColumn("Card");
-              ImGui::TableHeadersRow();
-
-              for (size_t slot = 0; slot < 8; ++slot)
-              {
-                ImGui::TableNextColumn();
-                ImGui::Selectable(std::to_string(slot).c_str());
-                ImGui::TableNextColumn();
-                const SS_CARDTYPE card = manager.QuerySlot(slot);;
-                ImGui::Selectable(getCardName(card).c_str());
-              }
-              ImGui::TableNextColumn();
-              ImGui::Selectable("AUX");
-              ImGui::TableNextColumn();
-              const SS_CARDTYPE card = manager.QueryAux();
-              ImGui::Selectable(getCardName(card).c_str());
-
-              ImGui::EndTable();
-            }
-            ImGui::Separator();
-
-            if (ImGui::BeginTable("Type", 2, ImGuiTableFlags_RowBg))
-            {
-              ImGui::TableNextColumn();
-              ImGui::Selectable("Apple 2");
-              ImGui::TableNextColumn();
-              const eApple2Type a2e = GetApple2Type();
-              ImGui::Selectable(getApple2Name(a2e).c_str());
-
-              ImGui::TableNextColumn();
-              ImGui::Selectable("CPU");
-              ImGui::TableNextColumn();
-              const eCpuType cpu = GetMainCpu();
-              ImGui::Selectable(getCPUName(cpu).c_str());
-
-              ImGui::EndTable();
-            }
-
-            ImGui::EndTabItem();
-          }
-
-          if (ImGui::BeginTabItem("Audio"))
-          {
-            const int volumeMax = GetPropertySheet().GetVolumeMax();
-            if (ImGui::SliderInt("Speaker volume", &mySettings.speakerVolume, 0, volumeMax))
-            {
-              SpkrSetVolume(volumeMax - mySettings.speakerVolume, volumeMax);
-              REGSAVE(TEXT(REGVALUE_SPKR_VOLUME), SpkrGetVolume());
-            }
-
-            if (ImGui::SliderInt("Mockingboard volume", &mySettings.mockingboardVolume, 0, volumeMax))
-            {
-              MB_SetVolume(volumeMax - mySettings.mockingboardVolume, volumeMax);
-              REGSAVE(TEXT(REGVALUE_MB_VOLUME), MB_GetVolume());
-            }
-
-            ImGui::EndTabItem();
-          }
-
-          ImGui::EndTabBar();
-        }
-
-      }
-      ImGui::End();
-    }
-  }
-
   void SDLImGuiFrame::RenderPresent()
   {
     ImGui_ImplOpenGL3_NewFrame();
     ImGui_ImplSDL2_NewFrame(myWindow.get());
     ImGui::NewFrame();
 
-    ShowSettings();
-
-    if (mySettings.showDemo)
-    {
-      ImGui::ShowDemoWindow(&mySettings.showDemo);
-    }
-
+    mySettings.show();
     DrawAppleVideo();
 
     ImGui::Render();

source/frontends/sdl/imgui/sdlimguiframe.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "frontends/sdl/sdlframe.h"
+#include "frontends/sdl/imgui/sdlsettings.h"
 #include "frontends/sdl/imgui/gles.h"
 
 namespace common2
@@ -29,17 +30,6 @@ namespace sa2
 
     void ClearBackground();
     void DrawAppleVideo();
-    void ShowSettings();
-
-    struct ImGuiSettings
-    {
-      std::string iniFileLocation;
-      bool windowed = false;
-      bool showDemo = false;
-      bool showSettings = false;
-      int speakerVolume = 50;
-      int mockingboardVolume = 50;
-    };
 
     size_t myPitch;
     size_t myOffset;
@@ -49,6 +39,7 @@ namespace sa2
     SDL_GLContext myGLContext;
     ImTextureID myTexture;
 
+    std::string myIniFileLocation;
     ImGuiSettings mySettings;
   };
 

source/frontends/sdl/imgui/sdlsettings.cpp

@@ -0,0 +1,162 @@
+#include "StdAfx.h"
+#include "frontends/sdl/imgui/sdlsettings.h"
+#include "frontends/sdl/imgui/settingshelper.h"
+
+#include "Interface.h"
+#include "CardManager.h"
+#include "Core.h"
+#include "CPU.h"
+#include "CardManager.h"
+#include "Speaker.h"
+#include "Mockingboard.h"
+#include "Registry.h"
+
+namespace
+{
+
+  void HelpMarker(const char* desc)
+  {
+    ImGui::TextDisabled("(?)");
+    if (ImGui::IsItemHovered())
+    {
+      ImGui::BeginTooltip();
+      ImGui::PushTextWrapPos(ImGui::GetFontSize() * 35.0f);
+      ImGui::TextUnformatted(desc);
+      ImGui::PopTextWrapPos();
+      ImGui::EndTooltip();
+    }
+  }
+
+}
+
+namespace sa2
+{
+
+  void ImGuiSettings::showSettings()
+  {
+    if (ImGui::Begin("Settings", &myShowSettings))
+    {
+      ImGuiIO& io = ImGui::GetIO();
+
+      if (ImGui::BeginTabBar("Settings"))
+      {
+        if (ImGui::BeginTabItem("General"))
+        {
+          ImGui::Checkbox("Apple Video windowed", &windowed);
+          ImGui::SameLine(); HelpMarker("Show Apple Video in a separate window.");
+
+          ImGui::Checkbox("Show Demo", &myShowDemo);
+          ImGui::SameLine(); HelpMarker("Show Dear ImGui DemoWindow.");
+
+          ImGui::Text("FPS: %d", int(io.Framerate));
+          ImGui::EndTabItem();
+        }
+        if (ImGui::BeginTabItem("Hardware"))
+        {
+          if (ImGui::BeginTable("Cards", 2, ImGuiTableFlags_RowBg))
+          {
+            CardManager & manager = GetCardMgr();
+            ImGui::TableSetupColumn("Slot");
+            ImGui::TableSetupColumn("Card");
+            ImGui::TableHeadersRow();
+
+            for (size_t slot = 0; slot < 8; ++slot)
+            {
+              ImGui::TableNextColumn();
+              ImGui::Selectable(std::to_string(slot).c_str());
+              ImGui::TableNextColumn();
+              const SS_CARDTYPE card = manager.QuerySlot(slot);;
+              ImGui::Selectable(getCardName(card).c_str());
+            }
+            ImGui::TableNextColumn();
+            ImGui::Selectable("AUX");
+            ImGui::TableNextColumn();
+            const SS_CARDTYPE card = manager.QueryAux();
+            ImGui::Selectable(getCardName(card).c_str());
+
+            ImGui::EndTable();
+          }
+          ImGui::Separator();
+
+          if (ImGui::BeginTable("Type", 2, ImGuiTableFlags_RowBg))
+          {
+            ImGui::TableNextColumn();
+            ImGui::Selectable("Apple 2");
+            ImGui::TableNextColumn();
+            const eApple2Type a2e = GetApple2Type();
+            ImGui::Selectable(getApple2Name(a2e).c_str());
+
+            ImGui::TableNextColumn();
+            ImGui::Selectable("CPU");
+            ImGui::TableNextColumn();
+            const eCpuType cpu = GetMainCpu();
+            ImGui::Selectable(getCPUName(cpu).c_str());
+
+            ImGui::EndTable();
+          }
+
+          ImGui::EndTabItem();
+        }
+
+        if (ImGui::BeginTabItem("Audio"))
+        {
+          const int volumeMax = GetPropertySheet().GetVolumeMax();
+          if (ImGui::SliderInt("Speaker volume", &mySpeakerVolume, 0, volumeMax))
+          {
+            SpkrSetVolume(volumeMax - mySpeakerVolume, volumeMax);
+            REGSAVE(TEXT(REGVALUE_SPKR_VOLUME), SpkrGetVolume());
+          }
+
+          if (ImGui::SliderInt("Mockingboard volume", &myMockingboardVolume, 0, volumeMax))
+          {
+            MB_SetVolume(volumeMax - myMockingboardVolume, volumeMax);
+            REGSAVE(TEXT(REGVALUE_MB_VOLUME), MB_GetVolume());
+          }
+
+          ImGui::EndTabItem();
+        }
+
+        ImGui::EndTabBar();
+      }
+
+    }
+    ImGui::End();
+  }
+
+  void ImGuiSettings::show()
+  {
+    if (myShowSettings)
+    {
+      showSettings();
+    }
+
+    if (myShowDemo)
+    {
+      ImGui::ShowDemoWindow(&myShowDemo);
+    }
+  }
+
+  float ImGuiSettings::drawMenuBar()
+  {
+    float menuBarHeight;
+
+    if (ImGui::BeginMainMenuBar())
+    {
+      menuBarHeight = ImGui::GetWindowHeight();
+      if (ImGui::BeginMenu("System"))
+      {
+        ImGui::MenuItem("Settings", nullptr, &myShowSettings);
+        ImGui::MenuItem("Demo", nullptr, &myShowDemo);
+        ImGui::EndMenu();
+      }
+      ImGui::EndMainMenuBar();
+    }
+    else
+    {
+      menuBarHeight = 0.0;
+    }
+
+    return menuBarHeight;
+  }
+
+}

source/frontends/sdl/imgui/sdlsettings.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include "frontends/sdl/imgui/gles.h"
+
+namespace sa2
+{
+
+  class ImGuiSettings
+  {
+  public:
+    void show();
+    float drawMenuBar();
+
+    bool windowed = false;
+
+  private:
+    bool myShowDemo = false;
+    bool myShowSettings = false;
+    int mySpeakerVolume = 50;
+    int myMockingboardVolume = 50;
+
+    void showSettings();
+  };
+
+}